Geometry and events

• CL_ev_eclipse — Eclipse intervals calculation
• CL_ev_stationVisibility — Geometrical visibility intervals
• CL_gm_beta2raan — Beta angle to right ascension of ascending node
• CL_gm_betaEclipse — Eclipse interval for circular or elliptical orbits.
• CL_gm_eclipse — Analytical eclipse calculation for elliptical orbits
• CL_gm_eclipseCheck — Characteristic eclipse quantities
• CL_gm_eclipseCir — Analytical eclipse calculation for circular orbits
• CL_gm_inertial2orbitSph — Spherical coordinates conversion from an inertial frame to an orbit frame
• CL_gm_inters3dConesSa — Solid angle of the intersection of two cones
• CL_gm_inters3dLineEllips — Intersection of a half-ray with an ellipsoid.
• CL_gm_intersectCoplanOrb — Intersection of 2 coplanar orbits (ellipses or hyperbolas)
• CL_gm_intersectPlanes — Intersection of 2 orbit planes
• CL_gm_orbSphTriangle — Angle conversion in "orbit" spherical triangle
• CL_gm_orbit2inertialSph — Spherical coordinates conversion from an orbit frame to an inertial frame
• CL_gm_orbitalNoon — Argument of latitude at the position of orbital noon
• CL_gm_pixelSize — Footprint dimensions for a conic sensor at an angle to the vertical
• CL_gm_raan2beta — Right ascension of ascending node to beta angle
• CL_gm_reflectionPtSph — Reflection point on a sphere
• CL_gm_stationPointing — Spherical coordinates of object in local frame of location.
• CL_gm_stationVisiLocus — Satellite position for visibility in specified local direction
• CL_gm_visiParams — Visibility parameters (angles, distance, ...) for a spherical body
• CL_stela_area — Computes the area projected perpendicularly to a given direction
• CL_stela_objLoad — Loads an objects's description for the area computation